Home / 66,283.23-91,471.04-36,068.55

Finding the Fourth Proportional to 66,283.23, 91,471.04 and 36,068.55

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Solution

The fourth proportional to 66,283.23, 91,471.04 and 36,068.55 is: 49,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,283.23 : 91,471.04 = 36,068.55 : x
  2. Step 2: Convert to fraction form
    66,283.23/91,471.04 = 36,068.55/x
  3. Step 3: Cross multiply
    66,283.23x = 91,471.04 × 36,068.55
  4. Step 4: Simplify right side
    66,283.23x = 3,299,227,779.79
  5. Step 5: Solve for x
    x = 3,299,227,779.79/66,283.23
  6. Step 6: Final answer
    x = 49,774.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.